Microsoft Project · Capability

Microsoft Project Online REST API — Custom Fields

Microsoft Project Online REST API — Custom Fields. 4 operations. Lead operation: Microsoft Project List Custom Fields. Self-contained Naftiko capability covering one Microsoft Project business surface.

Run with Naftiko Microsoft ProjectCustom Fields

What You Can Do

GET
Listcustomfields — Microsoft Project List Custom Fields
/v1/customfields
POST
Createcustomfield — Microsoft Project Create Custom Field
/v1/customfields
GET
Getcustomfield — Microsoft Project Get Custom Field
/v1/customfields-fieldid
DELETE
Deletecustomfield — Microsoft Project Delete Custom Field
/v1/customfields-fieldid

MCP Tools

microsoft-project-list-custom-fields

Microsoft Project List Custom Fields

read-only idempotent
microsoft-project-create-custom-field

Microsoft Project Create Custom Field

microsoft-project-get-custom-field

Microsoft Project Get Custom Field

read-only idempotent
microsoft-project-delete-custom-field

Microsoft Project Delete Custom Field

idempotent

Capability Spec

rest-custom-fields.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: Microsoft Project Online REST API — Custom Fields
  description: 'Microsoft Project Online REST API — Custom Fields. 4 operations. Lead operation: Microsoft Project List Custom
    Fields. Self-contained Naftiko capability covering one Microsoft Project business surface.'
  tags:
  - Microsoft Project
  - Custom Fields
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    MICROSOFT_PROJECT_API_KEY: MICROSOFT_PROJECT_API_KEY
capability:
  consumes:
  - type: http
    namespace: rest-custom-fields
    baseUri: https://{tenant}.sharepoint.com/sites/pwa/_api/ProjectServer
    description: Microsoft Project Online REST API — Custom Fields business capability. Self-contained, no shared references.
    resources:
    - name: CustomFields
      path: /CustomFields
      operations:
      - name: listcustomfields
        method: GET
        description: Microsoft Project List Custom Fields
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
      - name: createcustomfield
        method: POST
        description: Microsoft Project Create Custom Field
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: CustomFields('{fieldId}')
      path: /CustomFields('{fieldId}')
      operations:
      - name: getcustomfield
        method: GET
        description: Microsoft Project Get Custom Field
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
      - name: deletecustomfield
        method: DELETE
        description: Microsoft Project Delete Custom Field
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    authentication:
      type: bearer
      token: '{{env.MICROSOFT_PROJECT_API_KEY}}'
  exposes:
  - type: rest
    namespace: rest-custom-fields-rest
    port: 8080
    description: REST adapter for Microsoft Project Online REST API — Custom Fields. One Spectral-compliant resource per consumed
      operation, prefixed with /v1.
    resources:
    - path: /v1/customfields
      name: customfields
      description: REST surface for CustomFields.
      operations:
      - method: GET
        name: listcustomfields
        description: Microsoft Project List Custom Fields
        call: rest-custom-fields.listcustomfields
        outputParameters:
        - type: object
          mapping: $.
      - method: POST
        name: createcustomfield
        description: Microsoft Project Create Custom Field
        call: rest-custom-fields.createcustomfield
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/customfields-fieldid
      name: customfields-fieldid
      description: REST surface for CustomFields('{fieldId}').
      operations:
      - method: GET
        name: getcustomfield
        description: Microsoft Project Get Custom Field
        call: rest-custom-fields.getcustomfield
        outputParameters:
        - type: object
          mapping: $.
      - method: DELETE
        name: deletecustomfield
        description: Microsoft Project Delete Custom Field
        call: rest-custom-fields.deletecustomfield
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: rest-custom-fields-mcp
    port: 9090
    transport: http
    description: MCP adapter for Microsoft Project Online REST API — Custom Fields. One tool per consumed operation, routed
      inline through this capability's consumes block.
    tools:
    - name: microsoft-project-list-custom-fields
      description: Microsoft Project List Custom Fields
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: rest-custom-fields.listcustomfields
      outputParameters:
      - type: object
        mapping: $.
    - name: microsoft-project-create-custom-field
      description: Microsoft Project Create Custom Field
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: rest-custom-fields.createcustomfield
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: microsoft-project-get-custom-field
      description: Microsoft Project Get Custom Field
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: rest-custom-fields.getcustomfield
      outputParameters:
      - type: object
        mapping: $.
    - name: microsoft-project-delete-custom-field
      description: Microsoft Project Delete Custom Field
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: rest-custom-fields.deletecustomfield
      outputParameters:
      - type: object
        mapping: $.